Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.

The neotropical cormorant (Phalacrocorax brasilianus) is a species of waterfowl abundant in the wetlands of El Salvador. Fish predation on aquatic ecosystems is generating a conflict with fishermen that associating declining fishing with predatory behavior of this bird. From April 2010 to February 2...

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Autores principales: Herrera, N., Hernández, J., Vega, I., Samayoa, L.
Formato: Online
Idioma:spa
Publicado: Universidad de El Salvador 2016
Acceso en línea:https://revistas.ues.edu.sv/index.php/comunicaciones/article/view/85
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spelling COMUNICACIONES852017-02-02T08:26:39Z Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador. Herrera, N. Hernández, J. Vega, I. Samayoa, L. The neotropical cormorant (Phalacrocorax brasilianus) is a species of waterfowl abundant in the wetlands of El Salvador. Fish predation on aquatic ecosystems is generating a conflict with fishermen that associating declining fishing with predatory behavior of this bird. From April 2010 to February 2011, an investigation was conducted aimed at knowing the state of the population of P. brasilianus in the Ramsar wetland Cerron Grande, El Salvador. The study was conducted through counting and collecting of birds, to analyze the stomachic contents. The maximum recorded was 28.063 individuals and 3,000 breeding pairs. 266 birds were collected, on 207 it found fish in their stomachs, whose individual weight ranged from 2-307 g ± 52 g. A total of 1,078 fish specimens was found, from ten species, four of them obtained the highest values of abundance: bagre (Cathorops steindachneri) with 29%, followed by guapote (Parachromis managuensis) with 25%, tilapia (Oreochromis niloticus) with 22% and plateada (Astyanax aeneus, Roeboides bouchellei) with 31%. Universidad de El Salvador 2016-03-17 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Articulos application/pdf application/pdf https://revistas.ues.edu.sv/index.php/comunicaciones/article/view/85 Comunicaciones; Vol 1 (suplemento 1), septiembre 2015; 8-17 Revista Comunicaciones Científicas y Técnológicas; Vol 1 (suplemento 1), septiembre 2015; 8-17 2518-4512 2413-1792 spa https://revistas.ues.edu.sv/index.php/comunicaciones/article/view/85/84 https://revistas.ues.edu.sv/index.php/comunicaciones/article/view/85/1533 Derechos de autor 2016 N. Herrera, J. Hernández, I. Vega, L. Samayoa
institution Universidad de El Salvador
collection Revista Comunicaciones Científicas y Técnológicas
language spa
format Online
author Herrera, N.
Hernández, J.
Vega, I.
Samayoa, L.
spellingShingle Herrera, N.
Hernández, J.
Vega, I.
Samayoa, L.
Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
author_facet Herrera, N.
Hernández, J.
Vega, I.
Samayoa, L.
author_sort Herrera, N.
description The neotropical cormorant (Phalacrocorax brasilianus) is a species of waterfowl abundant in the wetlands of El Salvador. Fish predation on aquatic ecosystems is generating a conflict with fishermen that associating declining fishing with predatory behavior of this bird. From April 2010 to February 2011, an investigation was conducted aimed at knowing the state of the population of P. brasilianus in the Ramsar wetland Cerron Grande, El Salvador. The study was conducted through counting and collecting of birds, to analyze the stomachic contents. The maximum recorded was 28.063 individuals and 3,000 breeding pairs. 266 birds were collected, on 207 it found fish in their stomachs, whose individual weight ranged from 2-307 g ± 52 g. A total of 1,078 fish specimens was found, from ten species, four of them obtained the highest values of abundance: bagre (Cathorops steindachneri) with 29%, followed by guapote (Parachromis managuensis) with 25%, tilapia (Oreochromis niloticus) with 22% and plateada (Astyanax aeneus, Roeboides bouchellei) with 31%.
title Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
title_short Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
title_full Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
title_fullStr Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
title_full_unstemmed Población anidante e impacto en la pesca artesanal del cormorán neotropical Phalacrocorax brasilianus Suliformes:Phalacrocoracidae), en el sitio Ramsar Cerrón Grande, El Salvador.
title_sort población anidante e impacto en la pesca artesanal del cormorán neotropical phalacrocorax brasilianus suliformes:phalacrocoracidae), en el sitio ramsar cerrón grande, el salvador.
publisher Universidad de El Salvador
publishDate 2016
url https://revistas.ues.edu.sv/index.php/comunicaciones/article/view/85
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